401321984

素因数分解:

$2^{12}\times 7^1\times {\mathrm{13997}}^1$

素因数の和:14028

約数の個数: 52

約数和(自身を含む): 917260944

約数和(自身を除く): 515938960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 4096, 7168, 13997, 14336, 27994, 28672, 55988, 97979, 111976, 195958, 223952, 391916, 447904, 783832, 895808, 1567664, 1791616, 3135328, 3583232, 6270656, 7166464, 12541312, 14332928, 25082624, 28665856, 50165248, 57331712, 100330496, 200660992, 401321984]

約数ペア:

[(1, 401321984), (2, 200660992), (4, 100330496), (7, 57331712), (8, 50165248), (14, 28665856), (16, 25082624), (28, 14332928), (32, 12541312), (56, 7166464), (64, 6270656), (112, 3583232), (128, 3135328), (224, 1791616), (256, 1567664), (448, 895808), (512, 783832), (896, 447904), (1024, 391916), (1792, 223952), (2048, 195958), (3584, 111976), (4096, 97979), (7168, 55988), (13997, 28672), (14336, 27994)]